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Forward Citations = 162

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6 inventors (with patents filed for the assignee):

David W Perkins (8 out of 19 patents)

Lenard Cohen (5 out of 7 patents)

Michael E Gordon (5 out of 8 patents)

4. Paul Mills (3 out of 3 patents)

5. William Hudspeth (2 out of 8 patents)

6. Kevin R Stuart (1 out of 1 patent)

14 patents: Sort by Forward Citations

1. 8016145 - Collapsible bulk container (2011-09-13),

2. 8016113 - Storage system with improved pole securement system (2011-09-13),

3. 7954670 - Container evacuation system (2011-06-07),

4. 7819269 - Bulk container (2010-10-26),

5. 6834792 - Interlocking container (2004-12-28),

6. 5813562 - Fluent container (1998-09-29),

7. 5775541 - Liquid container and valve (1998-07-07),

8. 5660119 - Lightweight structural beam (1997-08-26),

9. 5579953 - Liquid container and valve (1996-12-03),

10. 5191505 - Electro-static grounding device (1993-03-02),

11. 4755144 - Static grounding buckle having continuous contact (1988-07-05),

12. 4662695 - Static grounding buckle (1987-05-05),

13. 4596053 - Static control garment (1986-06-24),

14. 4551783 - Heel grounding strap (1985-11-05),

Plastic Systems, Inc. is a leading provider of customized plastic injection molding solutions for a wide range of industries. With over 30 years of experience, we specialize in designing and manufacturing high-quality plastic parts and components. Our state-of-the-art facilities and dedicated team of experts ensure top-notch production and delivery. We are committed to innovation, quality, and customer satisfaction.

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USPTO Data Jan 1 1976 - Dec 2 2025

14 Patents

#16 in Des Moines, IA

#129 in Iowa

#21,588 in US

#40,857 in the World

Des Moines, IA, United States of America

Plastic Systems, Inc.